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<channel><title><![CDATA[SECUNDARIA 21 JOVITA A. ELGUERO - 3er grado]]></title><link><![CDATA[https://www.secundaria21.com/3er-grado]]></link><description><![CDATA[3er grado]]></description><pubDate>Sat, 06 Jun 2026 14:35:27 -0600</pubDate><generator>Weebly</generator><item><title><![CDATA[Matemáticas Prof. Ricardo Adrián Hernández]]></title><link><![CDATA[https://www.secundaria21.com/3er-grado/matematicas-prof-ricardo-adrian-hernandez]]></link><comments><![CDATA[https://www.secundaria21.com/3er-grado/matematicas-prof-ricardo-adrian-hernandez#comments]]></comments><pubDate>Mon, 14 Jun 2021 15:31:59 GMT</pubDate><category><![CDATA[Uncategorized]]></category><guid isPermaLink="false">https://www.secundaria21.com/3er-grado/matematicas-prof-ricardo-adrian-hernandez</guid><description><![CDATA[      [...] ]]></description><content:encoded><![CDATA[<div class="wsite-youtube" style="margin-bottom:10px;margin-top:10px;"><div class="wsite-youtube-wrapper wsite-youtube-size-auto wsite-youtube-align-center"> <div class="wsite-youtube-container">  <iframe src="//www.youtube.com/embed/pvIfbEqARMo?wmode=opaque" frameborder="0" allowfullscreen></iframe> </div> </div></div>]]></content:encoded></item><item><title><![CDATA[Tecnología Carolina Colín García]]></title><link><![CDATA[https://www.secundaria21.com/3er-grado/tecnologia-carolina-colin-garcia7882509]]></link><comments><![CDATA[https://www.secundaria21.com/3er-grado/tecnologia-carolina-colin-garcia7882509#comments]]></comments><pubDate>Mon, 14 Jun 2021 02:27:05 GMT</pubDate><category><![CDATA[Uncategorized]]></category><guid isPermaLink="false">https://www.secundaria21.com/3er-grado/tecnologia-carolina-colin-garcia7882509</guid><description><![CDATA[      [...] ]]></description><content:encoded><![CDATA[<div class="wsite-youtube" style="margin-bottom:10px;margin-top:10px;"><div class="wsite-youtube-wrapper wsite-youtube-size-auto wsite-youtube-align-center"> <div class="wsite-youtube-container">  <iframe src="//www.youtube.com/embed/2DVoQybOEJo?wmode=opaque" frameborder="0" allowfullscreen></iframe> </div> </div></div>]]></content:encoded></item><item><title><![CDATA[Tecnología Carolina Colín García]]></title><link><![CDATA[https://www.secundaria21.com/3er-grado/tecnologia-carolina-colin-garcia]]></link><comments><![CDATA[https://www.secundaria21.com/3er-grado/tecnologia-carolina-colin-garcia#comments]]></comments><pubDate>Mon, 14 Jun 2021 02:19:59 GMT</pubDate><category><![CDATA[Uncategorized]]></category><guid isPermaLink="false">https://www.secundaria21.com/3er-grado/tecnologia-carolina-colin-garcia</guid><description><![CDATA[ (function(jQuery) {function init() { window.wSlideshow && window.wSlideshow.render({elementID:"947866532772538271",nav:"thumbnails",navLocation:"bottom",captionLocation:"bottom",transition:"slice",autoplay:"1",speed:"5",aspectRatio:"auto",showControls:"true",randomStart:"false",images:[{"url":"9/9/6/5/9965295/maqueta.jpg","width":"853","height":"504"},{"url":"9/9/6/5/9965295/dise-o-arquitectonico1.jpg","width":"462","height":"429"},{"url":"9/9/6/5/9965295/maqueta2.jpg","width":"464","height":"5 [...] ]]></description><content:encoded><![CDATA[<div><div style="height:20px;overflow:hidden"></div> <div id='947866532772538271-slideshow'></div> <div style="height:20px;overflow:hidden"></div></div>]]></content:encoded></item><item><title><![CDATA[Mi historieta Juan Carlos Romero]]></title><link><![CDATA[https://www.secundaria21.com/3er-grado/mi-historieta-juan-carlos-romero]]></link><comments><![CDATA[https://www.secundaria21.com/3er-grado/mi-historieta-juan-carlos-romero#comments]]></comments><pubDate>Mon, 14 Jun 2021 00:12:06 GMT</pubDate><category><![CDATA[Uncategorized]]></category><guid isPermaLink="false">https://www.secundaria21.com/3er-grado/mi-historieta-juan-carlos-romero</guid><description><![CDATA[ (function(jQuery) {function init() { window.wSlideshow && window.wSlideshow.render({elementID:"872292883338998970",nav:"thumbnails",navLocation:"right",captionLocation:"bottom",transition:"slide",autoplay:"1",speed:"5",aspectRatio:"auto",showControls:"true",randomStart:"false",images:[{"url":"9\/9\/6\/5\/9965295\/img-20210528-193234895.jpg","width":"614","height":"800"},{"url":"9\/9\/6\/5\/9965295\/img-20210601-205516.jpg","width":"1152","height":"743"},{"url":"9\/9\/6\/5\/9965295\/img-20210603 [...] ]]></description><content:encoded><![CDATA[<div><div style="height:20px;overflow:hidden"></div> <div id='872292883338998970-slideshow'></div> <div style="height:20px;overflow:hidden"></div></div>]]></content:encoded></item><item><title><![CDATA[Ciencias Química Juan Carlos Romero]]></title><link><![CDATA[https://www.secundaria21.com/3er-grado/ciencias-quimica-juan-carlos-romero]]></link><comments><![CDATA[https://www.secundaria21.com/3er-grado/ciencias-quimica-juan-carlos-romero#comments]]></comments><pubDate>Mon, 14 Jun 2021 00:02:06 GMT</pubDate><category><![CDATA[Muestra pedag&oacute;gica]]></category><guid isPermaLink="false">https://www.secundaria21.com/3er-grado/ciencias-quimica-juan-carlos-romero</guid><description><![CDATA[ (function(jQuery) {function init() { window.wSlideshow && window.wSlideshow.render({elementID:"597335913748213995",nav:"thumbnails",navLocation:"bottom",captionLocation:"bottom",transition:"slice",autoplay:"1",speed:"5",aspectRatio:"auto",showControls:"true",randomStart:"false",images:[{"url":"9\/9\/6\/5\/9965295\/20210531-232836.jpg","width":600,"height":800,"fullHeight":1067,"fullWidth":800},{"url":"9\/9\/6\/5\/9965295\/elaboraci-n-de-modelos-2-jun-2021-8-35-03-p-m.jpeg","width":800,"height": [...] ]]></description><content:encoded><![CDATA[<div><div style="height:20px;overflow:hidden"></div> <div id='597335913748213995-slideshow'></div> <div style="height:20px;overflow:hidden"></div></div>]]></content:encoded></item><item><title><![CDATA[Tecnología grupo 34 Laura Angélica Jiménez]]></title><link><![CDATA[https://www.secundaria21.com/3er-grado/tecnologia-grupo-24-laura-angelica-jimenez]]></link><comments><![CDATA[https://www.secundaria21.com/3er-grado/tecnologia-grupo-24-laura-angelica-jimenez#comments]]></comments><pubDate>Sun, 13 Jun 2021 23:15:51 GMT</pubDate><category><![CDATA[Uncategorized]]></category><guid isPermaLink="false">https://www.secundaria21.com/3er-grado/tecnologia-grupo-24-laura-angelica-jimenez</guid><description><![CDATA[      [...] ]]></description><content:encoded><![CDATA[<div class="wsite-youtube" style="margin-bottom:10px;margin-top:10px;"><div class="wsite-youtube-wrapper wsite-youtube-size-auto wsite-youtube-align-center"> <div 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